CVE-2021-22341

4.9 MEDIUM 0.6% exploit odds Fix listed

What it is

There is a memory leak vulnerability in Huawei products. A resource management weakness exists in a module. Attackers with high privilege can exploit this vulnerability by performing some operations. This can lead to memory leak. Affected product versions include:IPS Module V500R005C00SPC100,V500R005C00SPC200;NGFW Module V500R005C00SPC100,V500R005C00SPC200;NIP6300 V500R005C00SPC100,V500R005C10SPC200;NIP6600 V500R005C00SPC100,V500R005C00SPC200;Secospace USG6300 V500R005C00SPC100,V500R005C00SPC200;Secospace USG6500 V500R005C00SPC100,V500R005C10SPC200;Secospace USG6600 V500R005C00SPC100,V500R005C00SPC200.

At a glance

Exploitability: Can be exploited over the network with an admin-level account. High risk of service disruption.
Exploit odds: 0.6% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2021-06-29 20:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 03:37 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.6% in the next 30 days (EPSS).
Severity: 4.9 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2021-06-29 20:15 UTC
Last modified: 2026-06-17 03:37 UTC
Exploit probability: 0.6% · EPSS, next 30 days
Weakness: CWE-401
Record status: Modified

Affected

Huawei Ips Module Firmware v500r005c00spc100
Huawei Ips Module Firmware v500r005c00spc200
Huawei Ngfw Module Firmware v500r005c00spc100
Huawei Ngfw Module Firmware v500r005c00spc200
Huawei nip6300 Firmware v500r005c00spc100
Huawei nip6300 Firmware v500r005c10spc200
Huawei nip6600 Firmware v500r005c00spc100
Huawei nip6600 Firmware v500r005c00spc200

Attack profile CVSS 3.1 · 4.9

Attack vector: Network
Complexity: Low
Privileges needed: High
User interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: None
Availability: High

Raw vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2021-22341.md and follow it. Check whether this project is affected by CVE-2021-22341. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record